WO2024012302A1 - Procédé de traitement de rétroaction de liaison latérale, appareil, terminal et dispositif côté réseau - Google Patents

Procédé de traitement de rétroaction de liaison latérale, appareil, terminal et dispositif côté réseau Download PDF

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Publication number
WO2024012302A1
WO2024012302A1 PCT/CN2023/105390 CN2023105390W WO2024012302A1 WO 2024012302 A1 WO2024012302 A1 WO 2024012302A1 CN 2023105390 W CN2023105390 W CN 2023105390W WO 2024012302 A1 WO2024012302 A1 WO 2024012302A1
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WO
WIPO (PCT)
Prior art keywords
resource
ack
information
indication
harq
Prior art date
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PCT/CN2023/105390
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English (en)
Chinese (zh)
Inventor
刘思綦
纪子超
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Publication of WO2024012302A1 publication Critical patent/WO2024012302A1/fr
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK

Definitions

  • This application belongs to the field of communication technology, and specifically relates to a side link feedback processing method, device, terminal and network side equipment.
  • SL sidelink
  • ITS Intelligent Transportation System
  • WIFI wireless fidelity
  • the terminal may fail to obtain SL transmission resources or SL feedback resources, the terminal cannot feed back corresponding feedback information to the control node according to existing rules.
  • the Physical Uplink Control Channel (PUCCH) for the Hybrid automatic repeat request acknowledgment (HARQ-ACK) information corresponding to time slot n is located in time slot n+k because the terminal obtains SL transmission
  • the base station will not receive a Negative Acknowledgment (NACK) in time slot n+k, so the base station may
  • NACK Negative Acknowledgment
  • the transmission status of the terminal is considered to be ACK, which will lead to inconsistent understanding of the transmission status by the terminal and the network side device. Therefore, in the prior art, the transmission reliability of the feedback information corresponding to the side-link SL transmission resources in the unlicensed frequency band is poor.
  • the embodiments of the present application provide a side link feedback processing method, device, terminal and network side equipment, which can solve the problem of The problem of poor transmission reliability of feedback information of side-link SL transmission resources that should be in the unlicensed frequency band.
  • a side-link feedback processing method including:
  • the terminal determines the target uplink feedback information according to the first information
  • the terminal sends the target uplink feedback information to the control node;
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include the first SL indication resources, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, the first The behavior includes monitoring, accessing and sharing a first resource, the first resource including at least one of at least part of a preset resource scheduled or indicated by the control node and a feedback resource associated with the preset resource;
  • the first mapping The relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • a side-link feedback processing method including:
  • the terminal sends or receives SL HARQ-ACK on the side link SL based on the target hybrid automatic repeat request response HARQ mechanism;
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • a side-link feedback processing method including:
  • the control node receives target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the third One line of related second information, the first act includes monitoring, accessing and sharing a first resource, the first resource includes at least part of the preset resources scheduled or indicated by the control node and feedback associated with the preset resource At least one of the resources;
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • a side link feedback processing device including:
  • a first determination module configured to determine the target uplink feedback information based on the first information
  • a first sending module configured to send the target uplink feedback information to the control node
  • the first information includes at least one of the following: side link SL indication resources, HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include first SL indication resources, and the first The SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, which includes monitoring, access and share the first resource,
  • the first resource includes at least one of at least part of the preset resources scheduled or indicated by the control node and the feedback resource associated with the preset resource;
  • the first mapping relationship includes at least one of the following :
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • a side link feedback processing device including:
  • Transmission module used to send or receive SL HARQ-ACK on the SL based on the target HARQ mechanism
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • a side link feedback processing device including:
  • the first receiving module is used to receive target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, HARQ-ACK mechanism, first mapping relationship and SL feedback information
  • the SL indication The resource includes a first SL indication resource, the first SL indication resource is used to perform SL HARQ-ACK feedback, or the first SL indication resource is used to perform SL HARQ-ACK feedback and determine a second behavior related to the first behavior.
  • Information, the first behavior includes monitoring, accessing and sharing a first resource, the first resource includes at least one of at least part of the preset resources scheduled or indicated by the control node and feedback resources associated with the preset resources.
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • a terminal in a seventh aspect, includes a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • the program or instructions When the program or instructions are executed by the processor, the following implementations are implemented: The steps of the method described in one aspect.
  • a terminal including a processor and a communication interface, wherein the processor is configured to determine target uplink feedback information according to the first information;
  • the communication interface is used to send the target uplink feedback information to the control node
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include the first SL indication resources, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, the first The behavior includes monitoring, accessing and sharing a first resource, the first resource including at least one of at least part of a preset resource scheduled or indicated by the control node and a feedback resource associated with the preset resource;
  • the first mapping The relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the communication interface is used to send or receive SL HARQ-ACK on the side link SL based on the target hybrid automatic repeat request response HARQ mechanism;
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • the communication interface is used to receive target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource
  • the first SL indication resource is used for SL HARQ-ACK feedback
  • the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the first behavior includes monitoring, accessing and sharing first resources
  • the first resources include at least part of the preset resources scheduled or indicated by the control node and the feedback resources associated with the preset resources at least one of the following
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • a network side device in a ninth aspect, includes a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • the program or instructions are executed by the processor.
  • a network side device including a processor and a communication interface, wherein the communication interface is used for receiving target uplink feedback information from a terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource
  • the first SL indication resource is used for SL HARQ-ACK feedback
  • the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the first behavior includes monitoring, accessing and sharing first resources
  • the first resources include at least part of the preset resources scheduled or indicated by the control node and the feedback resources associated with the preset resources at least one of
  • the first mapping relationship includes at least one of the following: a mapping relationship between SL transmission resources and SL feedback resources; a mapping relationship between SL transmission resources and SL indication resources.
  • a communication system including: a terminal and a control node.
  • the terminal can be used to perform the steps of the side link feedback processing method described in the first aspect.
  • the network side device can be used to perform the steps of the side link feedback processing method as described in the first aspect. The steps of the side link feedback processing method described in the third aspect.
  • a readable storage medium In a twelfth aspect, a readable storage medium is provided. Programs or instructions are stored on the readable storage medium. When the programs or instructions are executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method are implemented. The steps of the method as described in the second aspect, or the steps of implementing the method as described in the third aspect.
  • a chip in a thirteenth aspect, includes a processor and a communication interface.
  • the communication interface is coupled to the processor.
  • the processor is used to run programs or instructions to implement the method described in the first aspect. The steps of the method, or the steps of implementing the method as described in the second aspect, or the steps of implementing the method as described in the third aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement as described in the first aspect
  • the terminal determines the target uplink feedback information based on at least one of the side link SL indication resources, the hybrid automatic repeat request response HARQ-ACK mechanism, the first mapping relationship and the SL feedback information, so that The consistent understanding of the reported target uplink feedback information by the terminal and the control node allows the control node to better understand the status of the terminal. Therefore, the embodiments of the present application improve the reliability of feedback information transmission corresponding to side-link SL transmission resources in the unlicensed frequency band, thereby improving the efficiency of base station scheduling.
  • FIG. 1 is a schematic diagram of the network structure used in this application.
  • Figure 2 is a schematic flow chart of a side link feedback processing method provided by an embodiment of the present application.
  • FIG. 3 is a schematic flowchart of another side link feedback processing method provided by an embodiment of the present application.
  • FIG. 4 is a schematic flowchart of yet another side link feedback processing method provided by an embodiment of the present application.
  • Figure 5 is a schematic structural diagram of a side link feedback processing device provided by an embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of another side link feedback processing device provided by an embodiment of the present application.
  • Figure 7 is a schematic structural diagram of another side link feedback processing device provided by an embodiment of the present application.
  • Figure 8 is a structural diagram of a communication device provided by an embodiment of the present application.
  • Figure 9 is a structural diagram of a terminal provided by an embodiment of the present application.
  • Figure 10 is a structural diagram of a network-side device provided by an embodiment of the present application.
  • first, second, etc. in the description and claims of this application are used to distinguish similar objects and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and that "first" and “second” are distinguished objects It is usually one type, and the number of objects is not limited.
  • the first object can be one or multiple.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the related objects are in an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced, LTE-A Long Term Evolution
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • NR New Radio
  • FIG. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12.
  • the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer), or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a palmtop computer, a netbook, or a super mobile personal computer.
  • Tablet Personal Computer Tablet Personal Computer
  • laptop computer laptop computer
  • PDA Personal Digital Assistant
  • PDA Personal Digital Assistant
  • UMPC ultra-mobile personal computer
  • UMPC mobile Internet device
  • Mobile Internet Device MID
  • AR augmented reality
  • VR virtual reality
  • robots wearable devices
  • Wearable Device vehicle equipment
  • VUE Vehicle User Equipment
  • PUE Pedestrian User Equipment
  • smart home home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.
  • PC personal computers
  • Terminal-side equipment such as teller machines or self-service machines
  • wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces, smart anklets, smart anklets etc.), smart wristbands, smart clothing, etc.
  • the network side device 12 may include an access network device or a core network device, where the access network device may also be called a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or a wireless device. access network unit. Access network equipment may include base stations, Wireless Local Area Network (WLAN) access points or WiFi nodes, etc.
  • WLAN Wireless Local Area Network
  • the base stations may be called Node B, Evolved Node B (eNB), access point, base transceiver station ( Base Transceiver Station (BTS), radio base station, radio transceiver, Basic Service Set (BSS), Extended Service Set (ESS), home B-node, home evolved B-node, transmitting and receiving point ( Transmitting Receiving Point (TRP) or some other appropriate term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms. It should be noted that in the embodiment of this application, only in the NR system The base station is introduced as an example, and the specific type of base station is not limited.
  • unlicensed frequency bands can operate in the 5GHz, 37GHz and 60GHz frequency bands. Since the unlicensed frequency band is shared by a variety of wireless access technologies (Radio Access Technology, RAT), such as WiFi and radar, Long Term Evolution License Assisted Access (LTE-LAA), etc., in a certain In some countries or regions, the use of unlicensed frequency bands must comply with regulations to ensure that all devices can use the resource fairly, such as listen before talk (LBT), Maximum Channel Occupancy Time , MCOT) and other rules.
  • RAT Radio Access Technology
  • LTE-LAA Long Term Evolution License Assisted Access
  • the transmission node When the transmission node needs to send information, it needs to perform LBT first and perform power detection (ED) on the surrounding nodes. When the detected power is lower than a threshold, the channel is considered idle and the transmission node can to send. Otherwise, the channel is considered busy and the transmitting node cannot send.
  • Transmission nodes can be base stations, terminals, and WiFi access points (Access Point, AP), etc. After the transmission node starts transmitting, the occupied channel time (Channel Occupancy Time, COT) cannot exceed MCOT.
  • LBT LBT
  • Category 1 LBT means that the sending node does not perform LBT, that is, there is no LBT or immediate transmission.
  • Category 2 LBT is a time slot (one-shot) LBT, that is, the node performs an LBT before transmission. If the channel is empty, it will transmit, and if the channel is busy, it will not transmit.
  • Category 4 LBT is a channel listening mechanism based on back-off. When the transmission node detects that the channel is busy, it backs off and continues listening until it detects that the channel is empty.
  • the LBT of Category 2 should be applied to the physical downlink shared channel (PDSCH) without demodulation reference signal (Dedicated Reference Signal, DRS), and the LBT of category 4 should be Used for PDSCH, Physical Downlink Control Channel (Physical Downlink Control Channel, PDCCH) and Enhanced Physical Downlink Control Channel (Enhanced Physical Downlink Control Channel, ePDCCH).
  • the LBT of category 4 corresponds to the type 1 uplink channel access procedure (type 1 UL channel access procedure)
  • the LBT of category 2 corresponds to the type 2 uplink channel access procedure (type 2 UL channel access procedure).
  • LBT includes two types: frame-based equipment (Frame-Based Equipment, FBE) and load-based equipment (Load Based Equipment, LBE).
  • FBE Frame-Based Equipment
  • LBE Load Based Equipment
  • FBE means that the device's transmission/reception timing adopts a periodic structure, and its period is a fixed frame period (Fixed Frame Period, FFP).
  • the FBE node uses the LBT-based channel access mechanism to occupy the channel.
  • the node that initiates a transmission sequence containing one or more consecutive transmissions is called the initiating node (Initiating Device), and the other nodes are called the responding nodes (Responding Device).
  • FBE nodes can be initiating nodes, responding nodes, or support both node functions at the same time.
  • the transmitting node can start LBT at any time until it detects that the channel is empty before transmitting.
  • For transmission nodes there is no fixed listening time, and there is no need to skip when the channel is detected as busy.
  • eCCA enhanced idle channel assessments
  • backoff Continue listening until the eCCA counter reaches zero.
  • LBE in the unlicensed frequency band can be used for channel access and information transmission.
  • NR Vehicle-to-Everything supports two resource allocation modes, namely scheduled resource allocation (Scheduled resource allocation) mode and autonomous resource selection (autonomous resource selection) mode.
  • the former is usually called mode 1 (mode-1), the latter is often called mode 2 (mode-2).
  • mode-1 the latter is often called mode 2 (mode-2).
  • mode-2 mode-2
  • the former is controlled by the network side device and allocates resources to each UE, while the latter allows the UE to select resources independently.
  • the base station can schedule or activate NR SL resources for users through Downlink Control Information (DCI).
  • DCI Downlink Control Information
  • the format of the SL DCI is DCI format 3-0.
  • the base station can use another A DCI format 3-1 activates LTE SL resources for users.
  • Mode-2 can be further divided into multiple sub-modes (sub modes):
  • Mode2d Scheduling UE or header UE can schedule SL transmission of other terminals
  • Terminal A can send auxiliary information to terminal B to assist its SL transmission;
  • Mode2c The terminal obtains static or semi-static pairs of SL resources for transmission.
  • the HARQ feedback mechanism is also introduced in sidelink technology: the sidelink receiving user receives the Physical SideLink Control Channel (PSCCH) and/or the physical sidelink After the Physical SideLink Shared Channel (PSSCH), the Physical SideLink Feedback Channel (Physical SideLink Feedback Channel, corresponding to the PSCCH and/or PSSCH Sidelink Hybrid Automatic Repeat Request acknowledgment (sidelink HARQ-ACK) information is fed back on the PSFCH) to indicate whether the sidelink data is successful or failed.
  • Sidelink sending users can know whether the previous transmission was successful or failed after receiving the sidelink HARQ-ACK information on the sidelink.
  • a sidelink user may be a sending or receiving user, that is, the same user can receive or send respectively at different times or frequency domains.
  • the transmission of Sidelink data packets may be carried out on the sidelink between the user and the user, so the control node may not directly know whether the transmission of the sidelink data packet is successful.
  • the user needs to send Sidelink HARQ ACK information (such as side link positive confirmation ( sidelink ACK) or negative acknowledgment (sidelink NACK) is sent to the control node, so that the control node can further determine whether the transmission on the sidelink is successful.
  • Sidelink HARQ ACK information such as side link positive confirmation ( sidelink ACK) or negative acknowledgment (sidelink NACK) is sent to the control node, so that the control node can further determine whether the transmission on the sidelink is successful.
  • the user passes the PUCCH or physical uplink shared channel (Physical uplink shared channel , PUSCH) reports SL HARQ information to the control node.
  • PUCCH Physical uplink shared channel
  • PUSCH Physical uplink shared channel
  • SL HARQ information reporting supports reporting in the form of codebooks.
  • One of the uplink resources used for SL HARQ information reporting may be associated with one or more PSFCH resources.
  • the priority of PSFCH is related to the priority of other corresponding SL transmissions. But for some special cases, the receiving end does not perform HARQ feedback or the transmitting end does not detect PSFCH, and there is still SL HARQ information.
  • the side link feedback processing method includes:
  • Step 201 The terminal determines the target uplink feedback information according to the first information
  • Step 202 The terminal sends the target uplink feedback information to the control node
  • the first information includes at least one of the following: side link SL indication resources, HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include first SL indication resources, and the first The SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, which includes monitoring, access and share the first resource,
  • the first resource includes at least one of at least part of the preset resources scheduled or indicated by the control node and the feedback resource associated with the preset resource;
  • the first mapping relationship includes at least one of the following :
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the second information of the first behavior may include at least one of the following:
  • the number of times of listening or accessing (such as listen-before-talking LBT), or the maximum number of monitoring or accessing (such as LBT);
  • the interception or access (eg LBT) success interval the maximum interval for interception or access (eg LBT) success, or the minimum interval for interception or access (eg LBT) success.
  • the above-mentioned LBT times can be understood as the CCA times or eCCA times or the value of the LBT counter
  • the above-mentioned maximum LBT times can be understood as the maximum CCA times or eCCA times or the maximum value of the LBT counter.
  • the above failures can be understood as cumulative failures or continuous failures.
  • the above-mentioned number of LBT failures can be understood as the number of CCA failures or the number of eCCA failures or the number of times the LBT counter remains unchanged.
  • the above-mentioned maximum number of LBT failures can be understood as the maximum number of CCA failures or the maximum number of eCCA failures or the maximum number of times the LBT counter remains unchanged.
  • the above success interval can be understood as a cumulative success interval or a continuous success interval.
  • the monitoring information may include the interval/maximum interval between two successful CCA or two successful eCCA.
  • the listening information may include the interval between two LBT counter decrements or the number of times the counter remains unchanged, the maximum or minimum interval between two LBT counter decrements or the maximum number of times the LBT counter remains unchanged or the number of times the counter remains unchanged. Constant minimum number of times.
  • control node may be a device with the ability to schedule or instruct terminals, such as a base station or a terminal with the ability to schedule or instruct other terminals.
  • the terminal may send target uplink feedback information to the control node on the target uplink resource (also called target uplink channel).
  • the terminal may determine at least one of the SL transmission resource, the SL feedback resource, and the SL indication resource associated with the target uplink resource according to the first mapping relationship, and then determine the SL transmission resource, the SL feedback resource, and the SL indication resource based on the determined one. At least one item determines the target upward feedback information.
  • the offset can be based on the location of the target uplink resource, and the corresponding location is the SL indication resource location associated with the target uplink resource; the offset can be based on the location of the target uplink resource, and the corresponding location is the SL feedback associated with the target uplink resource. Resource location; offset based on the location of the target uplink resource, and the corresponding location is the SL transmission resource location associated with the target uplink resource.
  • the above-mentioned SL transmission resources may include at least one of PSSCH, PSCCH, sidelink Synchronization Signal and PBCH block (S-SSB) and sidelink reference signal (sidelink Reference Signal, SL RS). item.
  • the above-mentioned SL feedback resource may be PSSCH, PSCCH, PSFCH or SL RS that carries responses to messages transmitted on the SL transmission resource, most typically such as PSFCH. It should be understood that in the embodiment of the present application, transmission may include receiving or sending, for example, a transmitted message may be understood as a sent message or a received message.
  • the above-mentioned SL transmission resource is PSFCH
  • the above-mentioned SL feedback resource is PSSCH, PSCCH, sidelink Synchronization Signal and PBCH block that responds or feeds back to PSFCH. , S-SSB) and at least one of the sidelink reference signal (sidelink Reference Signal, SL RS).
  • S-SSB sidelink Synchronization Signal
  • SL RS sidelink Reference Signal
  • the PSSCH resources selected by the UE can be regarded as a response to the PSFCH.
  • the PSFCH carries HARQ-ACK information and/or the execution result of the first behavior, so that the UE decides whether to reselect the resource or whether to newly transmit the resource based on the HARQ-ACK information and/or the execution result of the first behavior.
  • the PSSCH finally sent can also be regarded as a response to the PSFCH.
  • transmission may be interpreted as sending and/or receiving.
  • the terminal can monitor the resource or the channel where the resource is located or the resource block set (RB set) where the resource is located, such as performing LBT. When it detects that it is idle, it can be considered as obtained.
  • the resource and/or the channel where the resource is located or the right to use the RB set where the resource is located, or the right to use the resource and/or the channel where the resource is located or the RB set where the resource is located is considered to be successfully accessed.
  • the terminal may only be able to The right to use or access the resource and/or the channel where the resource is located or the RB set where the resource is located within a period of time. This period of time can be a COT.
  • this COT can also be shared with others, such as this terminal. You can instruct other terminals to share (Share), and other terminals can monitor for a short period of time or even use resources directly without monitoring.
  • the terminal determines the target uplink feedback information based on at least one of the side link SL indication resources, the hybrid automatic repeat request response HARQ-ACK mechanism, the first mapping relationship and the SL feedback information, so that The consistent understanding of the reported target uplink feedback information by the terminal and the control node allows the control node to better understand the status of the terminal. Therefore, the embodiments of the present application improve the reliability of feedback information transmission corresponding to side-link SL transmission resources in the unlicensed frequency band, thereby improving the efficiency of base station scheduling.
  • the SL indication resource when the first SL indication resource is used for SL HARQ-ACK feedback, the SL indication resource also includes a second SL indication resource, and the second SL indication resource For determining second information related to the first behavior.
  • the first SL indication resource is only used for the SL HARQ-ACK feedback, or the first SL indication resource is used for both the SL HARQ-ACK feedback and determining the second information related to the first behavior (such as whether monitoring is successful). /access/share feedback of certain resources), the SL indication resource only includes the first SL indication resource.
  • first SL indication resource and the second SL indication resource may be the same or different resources.
  • the above-mentioned SL indication resources include a first SL indication resource; a first SL indication resource and a second SL indication resource.
  • the above-mentioned first indication resource may be at least part of the PSFCH in the resource pool, used for sending and receiving SL HARQ-ACK.
  • the second SL indication resource is used to indicate whether certain resources are successfully monitored/accessed/shared (shared), channel access type, monitoring mode, number of LBT failures, etc.
  • the second SL indication resource may be PSFCH, or other channels or signals other than PSFCH.
  • the second SL indication resource and the first SL indication resource satisfy the occupied channel bandwidth (OCB).
  • OCB occupied channel bandwidth
  • the second SL indication resource and the first SL indication resource are frequency division multiplexed (frequency division multiplex, FDM). .
  • the HARQ-ACK mechanism includes any of the following:
  • Mechanism 1 HARQ-ACK is not fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • Mechanism 2 When decoding is successful, no HARQ-ACK is fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, no HARQ-ACK or predetermined resource is fed back on the second indication resource. Assuming a signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • Mechanism 3 No HARQ-ACK is fed back on the first indication resource when decoding is successful. NACK is fed back on the first indication resource when decoding fails. Positive acknowledgment ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource;
  • Mechanism 4 When decoding is successful, HARQ-ACK is not fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, ACK or a preset signal is fed back on the second indication resource. When the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource, and the first indication resource and the second indication resource are code division multiplexed (Code Division Multiplexing, CDM);
  • Mechanism 5 HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails.
  • the first indication resource may be the first SL indication resource
  • the second indication resource may be the second SL indication resource
  • the first indication resource when neither the first indication resource nor the second indication resource is received, it may indicate that the first behavior is successful and the decoding is successful. If the first indication resource receives a NACK and the second indication resource does not receive a NACK or a preset signal, it means that the first behavior is successful and the decoding fails. If the second indication resource receives a NACK or a preset signal, it means that the first behavior fails.
  • the first indication resource is not received and the second indication resource receives an ACK or a preset signal, it means that the first behavior is successful and the decoding is successful.
  • the first indication resource receives a NACK and the second indication resource receives an ACK or a preset signal, it indicates that the first behavior is successful and the decoding fails. If the second indication resource does not receive an ACK or a preset signal, it means that the first behavior fails.
  • the second indication resource when the second indication resource receives an ACK or a preset signal, it means that the first behavior and decoding are successful. In the case where the first indicated resource receives a NACK, it indicates that the first action is successful and the decoding fails. In the case where no NACK, ACK or preset signal is received, it means that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information
  • the target uplink feedback information includes target HARQ-ACK information and target result information
  • the target HARQ-ACK information is determined based on SL HARQ-ACK, and the target result information is determined based on the second information of the first behavior.
  • the SL feedback information includes at least one of the following:
  • SL HARQ-ACK for example, it can indicate whether ACK, NACK and SL PSFCH on SL are successfully detected and/or sent out, etc.
  • the second information for the first behavior may include information such as whether certain resources are successfully monitored/accessed/shared.
  • the target uplink feedback information includes at least one of the following:
  • Target HARQ-ACK information the target HARQ-ACK information is determined based on SL HARQ-ACK;
  • Target result information the target result information is determined based on the second information.
  • HARQ-ACK information it may be used to indicate SL HARQ-ACK to the control node, or it may indicate share/access/monitoring related information, or it may indicate both.
  • target result information it can represent information related to share/access/monitoring, such as whether share/access/monitoring is successful, channel access (channel access) type, monitoring method, number of LBT failures, etc.
  • the above-mentioned monitoring or access related information may include at least one of the following:
  • the number of times of listening or accessing (such as listen-before-talking LBT), or the maximum number of monitoring or accessing (such as LBT);
  • the interception or access (for example, LBT) success interval the maximum interval for interception or access (for example, LBT) success, or the minimum interval for interception or access (for example, LBT) success.
  • the terminal is a first terminal
  • the terminal is a second terminal, and the second terminal is a counterparty that communicates with the first terminal;
  • the first terminal is a terminal that satisfies at least one of the following: obtains the right to use the preset resource, successfully monitors the preset resource, successfully accesses the preset resource, and is instructed or scheduled by the control node At least some of the preset resources are obtained.
  • the first terminal when the first terminal is a terminal instructed or scheduled by the control node, the first terminal can also be understood as a terminal corresponding to mode-1, and the third terminal is a terminal instructed or scheduled by the control node.
  • the second terminal when a scheduled terminal is used, the second terminal can also be understood as a terminal corresponding to mode-1.
  • first terminal and second terminal satisfy any of the following:
  • the first terminal is mode-1 and/or a terminal scheduled by the control node and/or indicated by the control node;
  • Both the first terminal and the second terminal are mode-1 and/or terminals scheduled by the control node and/or instructed by the control node;
  • the first terminal is mode-1 and/or is scheduled by the control node and/or is the opposite end UE or communication UE of the terminal indicated by the control node
  • at least the second terminal is mode-1 and/or is scheduled by the control node and/or is The terminal indicated by the control node.
  • Case 1 It is considered that the second terminal successfully shares at least part of the first resource, or that the second terminal monitors/accesses at least part of the first resource and decodes successfully (for example, decoding previously received data successfully) In this case, the first terminal and/or the second terminal may determine the target uplink feedback information.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the first preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource;
  • the second information is received, the second information indicating that the first action is successful.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the second preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action is successful.
  • the first terminal determines that the target uplink feedback information includes ACK and/or target result information.
  • the first preset condition includes receiving the SL signal
  • the first preset condition includes the first terminal receiving the SL signal from the second terminal (for example, sidelink Synchronization Signal and PBCH block). , S-SSB) and/or PSSCH and/or PSCCH and/or PSFCH), or may be understood to include the first terminal receiving the SL signal from the second terminal on at least part of the first resource. Because the second terminal successfully sends the SL signal, it can be considered that the second terminal's share/access/monitoring is successful.
  • the first preset condition includes receiving a response
  • the first preset condition includes the first terminal receiving a response (such as ACK, Channel State Information (CSI) report) from the second terminal.
  • a response such as ACK, Channel State Information (CSI) report
  • RRC Radio Resource Control
  • Discontinuous Reception Discontinuous Reception, DRX
  • the second terminal successfully sends a response to the first terminal, it can be considered that the second terminal's share/access/monitoring is successful.
  • first SL indication resource is not detected, it can be understood that the first terminal has not detected the first SL indication resource sent by the second terminal.
  • An SL indication resource may be understood as the first terminal not detecting the first SL indication resource sent by the second terminal on at least part of the first resource.
  • Not detecting ACK or NACK on the first SL indication resource may be understood to mean that the first terminal did not detect ACK or NACK on the first SL indication resource sent by the second terminal, or it may be understood that the first terminal did not detect ACK or NACK on the first resource. No ACK or NACK is detected, at least in part, on the second indicated resource sent by the second terminal.
  • the second SL indication resource is not detected, which may be understood as the first terminal not detecting the second SL indication resource sent by the second terminal, or it may be understood as the first terminal not detecting the second SL indication resource on at least part of the first resource.
  • the second SL sent by the terminal indicates resources. Not detecting NACK or preset signal on the second SL indication resource can be understood as the first terminal not detecting NACK or preset signal on the second SL indication resource sent by the second terminal, or it can be understood as that the first terminal No NACK or preset signal is detected on the second indicated resource sent by the second terminal on at least part of the first resource.
  • the first terminal (optionally on at least part of the first resource) receives the SL resource monitoring/access/share information
  • the SL resource monitoring/access/share information indicates that SL resource monitoring/access/share is successful.
  • the second terminal (optionally on at least part of the first resource) sends the SL resource monitoring/access/share information
  • the SL resource monitoring/access/share information indicates that SL resource monitoring/access/share is successful.
  • the above first condition may include: the first terminal (optionally on at least part of the first resource) does not detect the first SL indication resource sent by the second terminal or does not detect on the first SL indication resource. to NACK or ACK. Further, a second SL indication resource may also exist. Assuming that there are additional resources used to feedback whether monitoring/access/share is successful, the first SL indication resource is specifically used to feedback HARQ-ACK. At this time, share/access/monitoring failure can be distinguished from share/access/monitoring success. There are two cases in which the post-decoding result is ACK.
  • the above first condition may include: the first terminal (optionally on at least part of the first resource) does not detect the first SL indication resource sent by the second terminal, or does not detect the first SL indication resource. NACK is detected on the resource; and the second SL indication resource sent by the second terminal is not detected, or the NACK preset signal is not detected on the second SL indication resource.
  • the above first condition may include: the first terminal (optionally on at least part of the first resource) does not detect the first SL indication resource sent by the second terminal, or does not detect the first SL indication resource. NACK is detected on the resource; and the second SL indication resource sent by the second terminal is detected, or ACK or a preset signal is detected on the second SL indication resource.
  • the above-mentioned first condition may include: detecting the second SL indication resource sent by the second terminal, or detecting ACK or a preset signal in the second SL indication resource.
  • the second terminal determines that on the target Row feedback information includes ACK and/or target result information.
  • the second preset condition includes success of the first behavior
  • the second preset condition includes success of monitoring/LBT/access by the second terminal on at least part of the first resource.
  • the second preset condition includes sending the SL signal
  • the second preset condition includes the second terminal sending the SL signal on at least part of the first resource. Since the second terminal successfully sends the SL signal, the second terminal must first succeed in share/access/monitoring.
  • the second preset condition includes sending a response
  • the second preset condition includes the second terminal sending a response on at least part of the first resource. Because the second terminal successfully sends a response to the first terminal, the second terminal must first succeed in sharing/accessing/monitoring.
  • the second terminal sending the first SL indication resource can be understood as the second terminal sending the first indication resource on at least part of the first resource; the second terminal sending the second SL indication resource can be understood as the second The terminal sends the second indicated resource on at least part of the first resource.
  • the above second condition may include: the second terminal determines that the SL HARQ-ACK is an ACK after decoding or does not send the first SL indication resource or does not send a NACK or does not send an ACK. Further, it may also include receiving or sending the second SL indication resource. That is, assuming that there are additional resources used to feedback whether monitoring/access/share is successful, the first SL indication resource is specifically used to feedback HARQ-ACK. At this time, it can be distinguished between share/access/monitoring failure and share/access/monitoring. After successful decoding, the result is ACK.
  • the above second condition may include: the second terminal determines that the SL HARQ-ACK is ACK after decoding, and/or the second terminal (optionally on at least part of the first resource) does not send the first SL indication resource , or, NACK is not sent on the first SL indication resource; and the second SL indication resource is not sent, or NACK or the preset signal is not sent on the second SL indication resource.
  • the above second condition may include: the second terminal determines that the SL HARQ-ACK is ACK after decoding, and/or (optionally on at least part of the first resource) does not send the first SL indication resource, or, NACK is not sent on the first SL indication resource; and the second SL indication resource is sent, or ACK or a preset signal is sent on the second SL indication resource.
  • the above second condition may include: the second terminal determines that the SL HARQ-ACK is an ACK after decoding, and/or (optionally on at least part of the first resource) sends a second SL indication resource, or, in The second SL instructs the resource to send an ACK or a preset signal.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the ACK, and the ACK is used to indicate successful decoding, or the ACK is used to indicate successful decoding and the success of the first behavior;
  • the target uplink feedback information includes ACK and the target result information, and the ACK is used to indicate successful decoding.
  • the target result information may be determined based on the second SL indication resource and/or SL resource monitoring/access/share information. For example, if the SL resource monitoring/access/share information indicated by the second SL indication resource is monitoring/access /share fails, the target result information also indicates that monitoring/access/share fails; for example, if the SL resource monitoring/access/share information indicated by the second SL indication resource indicates that monitoring/access/share is successful, the target result information also indicates Indicates that monitoring/access/share is successful.
  • Case 2 When it is considered that the second terminal successfully shares at least part of the first resource or the second terminal successfully monitors/accesses at least part of the first resource, but fails to decode (for example, fails to decode previously received data), The first terminal and/or the second terminal determine the target uplink feedback information.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the third preset condition includes at least one of the following:
  • the first SL indication resource is detected, or a NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the fourth preset condition includes at least one of the following:
  • the second information is sent, the second information indicating that the first behavior is successful;
  • the first SL indication resource is sent, or a NACK is sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the first terminal (optionally on at least part of the first resource) receives the SL resource monitoring/access/share information
  • the SL resource monitoring/access/share information indicates that SL resource monitoring/access/share is successful.
  • the second terminal (optionally on at least part of the first resource) sends the SL resource monitoring/access/share information
  • the SL Resource Monitoring/ The access/share information indicates that SL resource monitoring/access/share is successful.
  • the third terminal determines that the target uplink feedback information includes NACK and/or target result information.
  • the third preset condition includes receiving an SL signal
  • the third preset condition includes the first terminal receiving an SL signal (for example, S-SSB and/or PSSCH and/or PSCCH and/or or PSFCH), or may be understood to include the first terminal receiving the SL signal from the second terminal on at least part of the first resource. Because the second terminal successfully sends the SL signal, it can be considered that the second terminal's share/access/monitoring is successful.
  • the third condition includes receiving a NACK
  • the third condition includes the first terminal receiving a NACK from the second terminal, or including the first terminal receiving a NACK from the second terminal on at least part of the first resource.
  • the third condition includes not receiving a response
  • the third condition includes the first terminal not receiving an expected response from the second terminal, or may be understood to include the first terminal not receiving on at least part of the first resource. to the expected response from the second terminal.
  • the above third condition may include: detecting the first SL indication resource sent by the second terminal, or detecting NACK on the first SL indication resource; and not detecting the second SL indication sent by the second terminal. resource, or, no NACK or preset signal is detected in the second SL indicating resource.
  • the above third condition may include: the first terminal (optionally on at least part of the first resource) detects the first SL indication resource sent by the second terminal, or detects on the first SL indication resource NACK is received; and the second SL indication resource sent by the second terminal is detected, or an ACK or a preset signal is detected in the second SL indication resource.
  • the above third condition may include: detecting the first SL indication resource sent by the second terminal, or detecting NACK in the first SL indication resource.
  • the above fourth condition may include: the second terminal determines that the SL HARQ-ACK is a NACK, and/or, (optionally on at least part of the first resource) sends the first SL indication resource, or, in the NACK is sent on one SL indication resource; and the second SL indication resource is not sent, or NACK or preset signal is not sent on the second SL indication resource.
  • the above-mentioned fourth condition may include: the second terminal determines that the SL HARQ-ACK is a NACK, and/or, (optionally on at least part of the first resource) sends the first SL indication resource, or, in the first NACK is sent on one SL indication resource; and a second SL indication resource is sent, or ACK or a default signal is sent on the second SL indication resource.
  • the above-mentioned fourth condition may include: the second terminal determines that the SL HARQ-ACK is a NACK, and/or, (optionally on at least part of the first resource) sends the first SL indication resource, or, in the An SL indicates that the resource sends a NACK.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, and the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the success of the first behavior;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target result information may be determined based on the second SL indication resource and/or SL resource monitoring/access/share information, and the target result information may be called target share/access/monitoring result information. For example, if the SL resource monitoring/access/share information indicated by the second SL indication resource is monitoring/access/share failure, the target result information also indicates monitoring/access/share failure; for example, if the second SL indication resource indication If the SL resource monitoring/access/share information indicates that monitoring/access/share is successful, the target result information also indicates that monitoring/access/share is successful.
  • Case 3 It is considered that the second terminal failed to successfully share at least part of the first resource or the second terminal failed to successfully monitor/access at least part of the first resource, and the decoding was successful (for example, the previously received data was decoded successfully) In the case of , the first terminal and/or the second terminal determine the target uplink feedback information.
  • the target uplink feedback information when the terminal is the first terminal and the fifth preset condition is met, the target uplink feedback information includes target result information;
  • the fifth preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is detected, or a NACK or preset signal is detected on the second SL indication resource;
  • the second SL indication resource is not detected, or the ACK or preset signal is not detected on the second SL indication resource;
  • the second information is received indicating that the first action failed.
  • the above fifth condition may include: the first terminal (optionally on at least part of the first resource) does not detect the first SL indication resource sent by the second terminal or does not detect on the first SL indication resource. to NACK or ACK, where the first SL indication resource is used to transmit/receive HARQ-ACK information corresponding to the PSSCH/PSCCH on the SL. Further, a second SL indication resource may also exist. That is, assuming that there are additional resources used to feedback whether monitoring/access/share is successful, the first SL indication resource is specifically used to feedback HARQ-ACK. At this time, it can be distinguished between share/access/monitoring failure and share/access/monitoring. After successful decoding, the result is ACK.
  • the above fifth condition may include: the first terminal (optionally on at least part of the first resource) detects the second SL indication resource sent by the second terminal, or detects the second SL indication resource on the second SL indication resource. NACK or preset signal.
  • the above fifth condition may include: the first terminal (optionally on at least part of the first resource) does not detect the second SL indication resource sent by the second terminal, or does not detect the second SL indication resource on the second SL indication resource. ACK or preset signal detected.
  • the above fifth condition may include: a first terminal (optionally on at least part of the first resource)
  • the first SL indication resource and the second SL indication resource sent by the second terminal are not detected, or the NACK is not detected in the first SL indication resource, and the ACK or preset signal is not detected in the second SL indication resource.
  • the first terminal (optionally on at least part of the first resource) receives the SL resource monitoring/ Access/share information
  • the SL resource monitoring/access/share information indicates SL resource monitoring/access/share failure.
  • the target uplink feedback information satisfies at least one of the following:
  • the target result information is determined based on the second SL indication resource
  • the target uplink feedback information only includes target result information, and the target result information is used to indicate failure of the first behavior, or the target result information is used to indicate decoding failure and failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target result information is used to indicate the failure of the first behavior, and the target HARQ-ACK information is NACK.
  • the first terminal can only learn about the LBT failure from the second terminal but cannot learn about the SL HARQ-ACK. At this time, the first terminal may report NACK by default when reporting to the base station.
  • the target uplink feedback information includes NACK and target result information. That is, reporting NACK only indicates decoding failure, and additional indication of share/access/monitoring failure is required.
  • the target result information is determined based on the second SL indicated resource and/or SL resource monitoring/access/share information. For example, if the SL resource monitoring/access/share information indicated by the second SL indicated resource is monitoring/access /share fails, the target share/access/monitoring result information also indicates monitoring/access/share failure; for example, if the SL resource monitoring/access/share information indicated by the second SL indication resource indicates monitoring/access/share success , then the target share/access/monitoring result information also indicates that monitoring/access/share is successful.
  • the target uplink feedback information includes at least one of target HARQ-ACK information and target result information. item;
  • the sixth preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or ACK or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the second terminal (optionally on at least part of the first resource) sends the SL resource monitoring/ Access/share information
  • the SL resource monitoring/access/share information indicates SL resource monitoring/access/share failure.
  • the above-mentioned sixth condition may include: the second terminal determines that the SL HARQ-ACK is an ACK after decoding or does not send the first SL indication resource or does not send a NACK or does not send an ACK.
  • a second SL indication resource may also exist (send and/or receive). That is, assuming that there are additional resources used to feedback whether monitoring/access/share is successful, the first SL indication resource is specifically used to feedback HARQ-ACK. At this time, it can be distinguished between share/access/monitoring failure and share/access/monitoring. After successful decoding, the result is ACK.
  • the above-mentioned sixth condition may include: the second terminal determines that the SL HARQ-ACK is an ACK, and/or, (optionally on at least part of the first resource) sends a second SL indication resource, or, in the first The second SL indicates that the resource sends a NACK or default signal.
  • the above-mentioned sixth condition may include: the second terminal determines that the SL HARQ-ACK is an ACK, and/or (optionally on at least part of the first resource) the second SL indication resource not sent by the second terminal , or, no ACK or preset signal is sent in the second SL indication resource.
  • the above-mentioned sixth condition may include: the second terminal determines that the SL HARQ-ACK is an ACK, and/or (optionally on at least part of the first resource) does not send the first SL indication resource and the second SL Indicate resources, or NACK is not sent in the first SL indication resource, and ACK or preset signal is not sent in the second SL indication resource.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information, and the target HARQ-ACK information is used to indicate the decoding status, or to indicate the decoding status and the failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target HARQ-ACK information is used to indicate the decoding status, and the target result information is used to indicate the failure of the first behavior.
  • the above target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information
  • the target HARQ-ACK information is NACK
  • the NACK is used to indicate decoding failure
  • the target HARQ-ACK information is used to indicate decoding failure. and failure of the first act
  • the target uplink feedback information only includes target HARQ-ACK information
  • the target HARQ-ACK information is ACK
  • the ACK is used to indicate successful decoding, or to indicate successful decoding and failure of the first behavior
  • the target uplink feedback information only includes target HARQ-ACK information and target result information
  • the target HARQ-ACK information is NACK
  • the NACK is used to indicate decoding failure
  • the target result information is used to indicate the The first act described above fails
  • the target uplink feedback information only includes target HARQ-ACK information and target result information
  • the target HARQ-ACK information is ACK
  • the ACK is used to indicate decoding success
  • the target result information is used to indicate that the decoding is successful.
  • the first terminal and/or the second terminal determine that the target uplink feedback information includes NACK and target share/access/monitoring result information. That is, reporting NACK only indicates decoding failure, and additional indication of share/access/monitoring failure is required.
  • the target result information is determined based on the second SL indication resource and/or SL resource monitoring/access/share information, For example, if the SL resource monitoring/access/share information indicated by the second SL indication resource indicates monitoring/access/share failure, the target share/access/monitoring result information also indicates monitoring/access/share failure; for example, if the If the SL resource monitoring/access/share information indicated by the second SL indication resource indicates monitoring/access/share success, then the target share/access/monitoring result information also indicates monitoring/access/share success.
  • Case 4 It is considered that the second terminal failed to successfully share at least part of the first resource or the second terminal failed to successfully monitor/access at least part of the first resource, and the decoding failed (for example, the decoding of previously received data failed) In the case of , the first terminal and/or the second terminal determine the target uplink feedback information.
  • the target uplink feedback information determined by the first terminal includes target result information:
  • the first terminal (optionally on at least part of the first resource) does not receive the SL signal (such as S-SSB/PSSCH/PSCCH/PSFCH) from the second terminal;
  • the first terminal does not receive a response from the first terminal (such as ACK, CSI report, RRC configuration response and DRX configuration response, etc.);
  • the first terminal (optionally on at least part of the first resource) detects the second SL indication resource sent by the second terminal, or, on the second SL indication resource NACK or preset signal detected;
  • the first terminal (optionally on at least part of the first resource) does not detect the second SL indication resource sent by the second terminal, or does not detect the second SL indication resource sent by the second terminal. Indicates that the resource detects ACK or preset signal;
  • the first terminal (optionally on at least part of the first resource) does not detect the first SL indication resource and the second SL indication resource sent by the second terminal, or , NACK is not detected in the first SL indication resource, and ACK or preset signal is not detected in the second SL indication resource;
  • the first terminal (optionally on the second SL indicated resource) receives the SL resource monitoring/access/share information indicating the SL resource monitoring/access/share failure.
  • the target uplink feedback information only includes target result information.
  • the target result information at this time may be determined based on the second SL indicated resource and/or SL resource monitoring/access/share information, for example, if the second SL indicated resource indicates the SL resource monitoring/access/share information
  • the target share/access/monitoring result information also indicates monitoring/access/share failure; for example, if the SL resource monitoring/access/share information indicated by the second SL indicated resource is monitoring/ If access/share fails, the target share/access/monitoring result information also indicates that monitoring/access/share failed.
  • the target result information indicates: share/access/monitoring failure, or decoding/transmission failure and share/access/monitoring failure.
  • the target uplink feedback information includes NACK and target result information. That is, the first terminal can only learn from the second terminal that the LBT failed but cannot learn the SL HARQ-ACK. At this time, the first terminal may report NACK by default when reporting to the base station.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the seventh preset condition includes at least one of the following:
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the above-mentioned seventh condition may include: the second terminal determines that the SL HARQ-ACK is a NACK, and/or, (optionally on at least part of the first resource) sends a second SL indication resource, or, in the first The second SL indicates that the resource sends a NACK or default signal.
  • the above-mentioned seventh condition may include: the second terminal determines that the SL HARQ-ACK is a NACK, and/or, (optionally on at least part of the first resource) a second SL indication resource not sent by the second terminal , or, no ACK or preset signal is sent in the second SL indication resource.
  • the above-mentioned seventh condition may include: the second terminal determines that the SL HARQ-ACK is NACK, and/or, (on at least part of the first resource) the first SL indication resource and the second SL indication resource are not sent, Or, NACK is not sent in the first SL indication resource, and ACK or preset signal is not sent in the second SL indication resource.
  • the second terminal (optionally on at least part of the first resource) sends the SL resource monitoring/ Access/share information
  • the SL resource monitoring/access/share information indicates SL resource monitoring/access/share failure.
  • the target result information is determined based on the second SL indication resource and/or SL resource monitoring/access/share information, for example, if The SL resource monitoring/access/share information indicated by the second SL indication resource indicates monitoring/access/share failure, and the target share/access/monitoring result information also indicates monitoring/access/share failure; for example, if the second SL If the SL resource monitoring/access/share information indicated by the resource indicates monitoring/access/share failure, then the target share/access/monitoring result information also indicates monitoring/access/share failure.
  • the second terminal may discard or give up the transmission of SL HARQ-ACK due to some reasons, that is, the second terminal may successfully share at least part of the first resource or the second terminal may successfully monitor/access the first resource.
  • knocked down or preempted by other transmissions or feedbacks such as higher priority SL or Uu transmissions or feedbacks
  • the transmission is abandoned or canceled due to the inability to accommodate the information to be transmitted (for example, the information to be transmitted is A bit, but the SL feedback resource and/or SL indication resource can only carry B bit, B ⁇ A).
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates that ACK and/or the first behavior is successful
  • the target uplink feedback information indicates that ACK and the first behavior failed
  • the eighth preset condition includes at least one of the following: decoding is successful; SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the behavior definition for the terminal may further satisfy the behavior of the terminal in the above-mentioned case 3 and/or case 4.
  • the behavior definition for the terminal also satisfies the behavior mode of the terminal in at least one of the above cases 3 and 4. .
  • the behavior definition for the terminal also satisfies the behavioral mode of the terminal in at least one of the above cases 3 and 4. .
  • the first terminal reports target uplink feedback information, and the target uplink feedback information indicates that monitoring/access/share LBT failed.
  • the second terminal LBT is considered to have failed and is only suitable for unicast and multicast mechanism 5. Then the base station schedules the second terminal to retransmit resources/new COT for retransmission. Send the first SL indication resource.
  • the first terminal reports target uplink feedback information, and the target uplink feedback information indicates ACK and/or monitoring/access/share success.
  • the target uplink feedback information indicates ACK and/or monitoring/access/share success.
  • the second terminal reports target uplink feedback information, and the target uplink feedback information indicates monitoring/access/share failure.
  • the base station schedules the second terminal's retransmission resources/new COT to resend the first SL indication resource.
  • the second terminal reports target uplink feedback information, and the target uplink feedback information indicates ACK+monitoring/access/share failure.
  • the base station schedules the second terminal retransmission resource/new COT to resend the first SL indication resource.
  • the second terminal reports target uplink feedback information, and the target uplink feedback information indicates ACK.
  • the opposite end automatically considers that the second terminal LBT is successful and the SL HARQ-ACK is successful, which is suitable for multicast mechanism 1.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates NACK and failure of the first behavior
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates NACK and/or the success of the first behavior
  • the nine preset conditions include at least one of the following: decoding failure, SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the behavior definition for the terminal may further satisfy the behavior of the terminal in the above-mentioned case 3 and/or case 4.
  • the behavior definition for the terminal also satisfies the behavioral mode of the terminal in at least one of the above cases 3 and 4. .
  • the behavior definition for the terminal also satisfies the behavior of the terminal in at least one of the above cases 3 and 4. .
  • the second terminal reports target uplink feedback information, and the target uplink feedback information indicates NACK.
  • the base station schedules the second terminal to retransmit the resource/new COT.
  • the second terminal reports target uplink feedback information, and the target uplink feedback information indicates NACK and monitoring/access/share failure.
  • the base station schedules the first terminal retransmission resource/new COT to send the first SL indication resource.
  • the first terminal reports target uplink feedback information, and the target uplink feedback information indicates monitoring/access/share failure.
  • the second terminal LBT is considered to have failed.
  • Mechanism 5 is only suitable for unicast and multicast, and the base station schedules the first terminal to retransmit resources/new COT.
  • the first terminal reports target uplink feedback information, and the target uplink feedback information indicates NACK and/or monitoring/access/share success.
  • the terminal determines the target uplink feedback information based on the first information including:
  • the terminal determines the SL HARQ-ACK based on the first SL indication resource, and/or the terminal determines the second information related to the first behavior on the first SL indication resource based on the first SL indication resource;
  • the terminal determines the target uplink feedback information according to at least one of the SL HARQ-ACK and the second information.
  • the first behavior is performed against the first indicated resource, such as monitoring in order to obtain the right to use the first indicated resource, and it does not necessarily occur on the first indicated resource. It is likely to occur on the first indicated resource. Indicates before the resource.
  • the terminal determines the SL HARQ-ACK according to the first SL indication resource including:
  • the terminal determines the SL HARQ-ACK corresponding to the first SL indication resource according to the first SL indication resource, or determines the SL HARQ-ACK corresponding to the SL transmission resource associated with the first SL indication resource.
  • the terminal determines, according to the first SL indication resource, that the second information related to the first behavior on the first SL indication resource includes any of the following: :
  • the terminal determines second information related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK and/or SL signal on the first SL indication resource;
  • the terminal determines, according to the received second information, second information related to the first behavior on the first SL indication resource;
  • the terminal determines the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK on the first SL indication resource and/or whether the second information is received on the second SL indication resource. Relevant secondary information.
  • the terminal determines, based on the first SL indication resource, the information related to the first behavior on the first SL indication resource.
  • the second information includes:
  • the terminal determines second information related to the first behavior on the first SL indication resource based on the execution of the first behavior.
  • the target HARQ-ACK information and the target result information are carried on the same target uplink resource; or the target HARQ-ACK information and the target result information are carried on different on the target uplink resource.
  • the target uplink feedback information includes a target codebook
  • the target codebook corresponds to at least one of the target HARQ-ACK information and the target result information
  • the target codebook The dimension or size of the object is associated with at least one of the following:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource.
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the product of the first value and the third value (for example, if the LBT of the PSFCH of a PSSCH fails, it can be DEFERed to the next PSFCH for feedback, so that the total number of BITs corresponding to a PSFCH is the number of the first value and the third value. Product of three values.);
  • the product of the first value and the second value (for example, if the LBT of a PSFCH candidate of a PSSCH fails, it can be DEFERed to the next PSFCH candidate for feedback, so that the total number of BITs corresponding to a PSFCH candidate is the first value and product of the second value).
  • the target uplink feedback information includes a concatenated codebook of a first codebook and a second codebook, where the first codebook corresponds to the target HARQ-ACK information, and the The second codebook corresponds to the target result information, and at least one of the first codebook and the second codebook is associated with at least one of the following:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • a third value, the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource;
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • N and M are set according to actual needs.
  • N and M are both 2.
  • the first information also includes the target uplink resource
  • the terminal determines the target uplink feedback information according to the first information including:
  • the terminal determines at least one of the corresponding target HARQ-ACK information and the target result information according to the SL indication resource associated with the target uplink resource;
  • the target HARQ-ACK information corresponding to different SL indication resources is concatenated according to a first preset order, and/or the target result information corresponding to different SL indication resources is concatenated according to a second preset order.
  • the first preset sequence and/or the second preset sequence may be the time domain sequence where the SL feedback resource (PSFCH)/SL indication resource is located.
  • PSFCH SL feedback resource
  • one PSFCH occasion corresponds to N bit HARQ-ACK and D bit target monitoring/access/share result information.
  • the N+D bits corresponding to PSFCH occasion1/2/3 are sorted and cascaded in sequence according to the time domain order of PSFCH occasion.
  • the method when the terminal is the second terminal, the method further includes any of the following:
  • the terminal performs the first behavior
  • the terminal decodes the target SL transmission resource corresponding to the target SL feedback resource, and/or sends the SL HARQ-ACK corresponding to the target SL transmission resource;
  • the terminal does not decode the target SL transmission resource corresponding to the target SL feedback resource, and/or does not send the SL HARQ-ACK corresponding to the target SL transmission resource;
  • the terminal decodes the target SL transmission resource and performs the first behavior.
  • the first behavior may no longer be performed.
  • this embodiment of the present application also provides a side link feedback processing method.
  • the side link feedback processing method includes:
  • Step 301 The terminal sends or receives SL HARQ-ACK on the side link SL based on the target hybrid automatic repeat request response HARQ mechanism;
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • this embodiment of the present application also provides a side link feedback processing method.
  • the side link feedback processing method includes:
  • Step 401 The control node receives target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the third One line of related second information, the first act includes monitoring, accessing and sharing a first resource, the first resource includes at least part of the preset resources scheduled or indicated by the control node and feedback associated with the preset resource At least one of the resources;
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the SL indication resource also includes a second SL indication resource, and the second SL indication resource is used to determine the The first line is relevant the second information.
  • the HARQ-ACK mechanism includes any of the following:
  • Mechanism 1 HARQ-ACK is not fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • Mechanism 2 When decoding is successful, no HARQ-ACK is fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, no HARQ-ACK or predetermined resource is fed back on the second indication resource. Assuming a signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • Mechanism 3 No HARQ-ACK is fed back on the first indication resource when decoding is successful. NACK is fed back on the first indication resource when decoding fails. Positive acknowledgment ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource;
  • Mechanism 4 When decoding is successful, HARQ-ACK is not fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, ACK or a preset signal is fed back on the second indication resource. When the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource, and the first indication resource and the second indication resource are code division multiplexed;
  • Mechanism 5 HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information
  • the target uplink feedback information includes target HARQ-ACK information and target result information
  • the target HARQ-ACK information is determined based on SL HARQ-ACK, and the target result information is determined based on the second information of the first behavior.
  • the SL feedback information includes at least one of the following:
  • the second information of the first line is the second information of the first line.
  • the target uplink feedback information includes at least one of the following:
  • Target HARQ-ACK information the target HARQ-ACK information is determined based on SL HARQ-ACK;
  • Target result information the target result information is determined based on the second information of the first behavior.
  • the terminal is a first terminal
  • the terminal is a second terminal, and the second terminal is a counterparty that communicates with the first terminal;
  • the first terminal is a terminal that satisfies at least one of the following: obtains the right to use the preset resource, successfully monitors the preset resource, successfully accesses the preset resource, and is instructed or scheduled by the control node At least some of the preset resources are obtained.
  • the method also includes:
  • the control node schedules new resources or retransmission resources to the first terminal;
  • the third information includes at least one of the following: decoding success; transmission success; decoding failure; transmission failure; decoding failure and the first behavior failed; decoding failure and the first behavior success; transmission failure and the first behavior
  • the first act fails; the transmission fails and said first act succeeds;
  • the first terminal satisfies at least one of the following: obtains the right to use the preset resource, successfully monitors the preset resource, successfully accesses the preset resource, and is instructed or scheduled by the control node to obtain at least part of the preset resource. Describes default resources.
  • the third information includes decoding success and/or transmission success
  • the method also includes:
  • the control node schedules new resources to at least one of the first terminal and the second terminal;
  • the fourth information includes at least one of the following: decoding is successful; transmission is successful; decoding is successful and the first behavior is successful; transmission is successful and the first behavior is successful.
  • the method also includes:
  • the control node schedules a new SL feedback resource or a new first SL indication resource to the second terminal;
  • the fifth information includes at least one of the following: decoding failure; decoding success and the first behavior failure.
  • the method also includes at least one of the following:
  • the control node schedules new resources or retransmission resources for the first terminal according to the target HARQ-ACK information in the target uplink feedback information;
  • the control node determines the target uplink feedback information according to the target uplink feedback information.
  • the target result information schedules new SL feedback resources or new first SL indication resources for the two terminals;
  • the control node schedules a new resources or retransmission resources.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the first preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource;
  • the second information is received, the second information indicating that the first action is successful.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the second preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action is successful.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the ACK, and the ACK is used to indicate successful decoding, or the ACK is used to indicate successful decoding and the success of the first behavior;
  • the target uplink feedback information includes ACK and the target result information, and the ACK is used to indicate successful decoding.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the third preset condition includes at least one of the following:
  • the first SL indication resource is detected, or a NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the fourth preset condition includes at least one of the following:
  • the second information is sent, the second information indicating that the first behavior is successful;
  • the first SL indication resource is sent, or a NACK is sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the first behavior is successful;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target uplink feedback information includes target result information
  • the fifth preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is detected, or a NACK or preset signal is detected on the second SL indication resource;
  • the second SL indication resource is not detected, or the ACK or preset signal is not detected on the second SL indication resource;
  • the second information is received indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target result information is determined based on the second SL indication resource
  • the target uplink feedback information only includes target result information, and the target result information is used to indicate failure of the first behavior, or the target result information is used to indicate decoding failure and failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target result information is used to indicate the failure of the first behavior, and the target HARQ-ACK information is NACK.
  • the target uplink feedback information includes at least one of target HARQ-ACK information and target result information;
  • the sixth preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or ACK or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or ACK or preset information is not sent in the second SL indication resource. Number;
  • the second information is sent, the second information indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information, the target HARQ-ACK information is used to indicate the decoding status, or the target HARQ-ACK information is used to indicate the decoding status and the failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target HARQ-ACK information is used to indicate the decoding status, and the target result information is used to indicate the failure of the first behavior.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the seventh preset condition includes at least one of the following:
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, and the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the first behavior failure;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates that ACK and/or the first behavior is successful
  • the target uplink feedback information indicates that ACK and the first behavior failed
  • the eighth preset condition includes at least one of the following: decoding is successful; SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates NACK and failure of the first behavior
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates NACK and/or the success of the first behavior
  • the nine preset conditions include at least one of the following: decoding failure, SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the terminal determines the target uplink feedback information based on the first information including:
  • the terminal determines the SL HARQ-ACK based on the first SL indication resource, and/or the terminal determines the second information related to the first behavior on the first SL indication resource based on the first SL indication resource;
  • the terminal determines the target uplink feedback information according to at least one of the SL HARQ-ACK and the second information.
  • the terminal determines the SL HARQ-ACK according to the first SL indication resource to include:
  • the terminal determines the SL HARQ-ACK corresponding to the first SL indication resource according to the first SL indication resource, or determines the SL HARQ-ACK corresponding to the SL transmission resource associated with the first SL indication resource.
  • the terminal determines, based on the first SL indication resource, that the second information related to the first behavior on the first SL indication resource includes any of the following: One item:
  • the terminal determines second information related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK and/or SL signal on the first SL indication resource;
  • the terminal determines, according to the received second information, second information related to the first behavior on the first SL indication resource;
  • the terminal determines that it is related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK in the first SL indication resource and/or whether it receives the second information in the second SL indication resource. the second information.
  • the terminal determines, according to the first SL indication resource, that the second information related to the first behavior on the first SL indication resource includes:
  • the terminal determines second information related to the first behavior on the first SL indication resource based on the execution of the first behavior.
  • the target HARQ-ACK information and the target result information are carried on the same target uplink resource; or, the target HARQ-ACK information and the target result information are carried on different target uplink resources.
  • the target uplink feedback information includes a target codebook
  • the target codebook corresponds to at least one of the target HARQ-ACK information and the target result information
  • the dimension or size of the target codebook is equal to At least one of the following associations:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource.
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the target uplink feedback information includes a concatenated codebook of a first codebook and a second codebook, the first codebook corresponds to the target HARQ-ACK information, and the second codebook corresponds to the target HARQ-ACK information.
  • the target result information at least one of the first codebook and the second codebook is associated with at least one of the following:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • a third value, the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource;
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the execution subject may be a side-link feedback processing device.
  • the side-link feedback processing method performed by the side-link feedback processing apparatus is used as an example to illustrate the side-link feedback processing apparatus provided by the embodiment of the present application.
  • this embodiment of the present application also provides a side link feedback processing device.
  • the side link feedback processing device 500 includes:
  • the first determination module 501 is used to determine the target uplink feedback information according to the first information
  • the first sending module 502 is used to send the target uplink feedback information to the control node;
  • the first information includes at least one of the following: side link SL indication resources, HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include first SL indication resources, and the first The SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, which includes monitoring, access and share the first resource,
  • the first resource includes at least one of at least part of the preset resources scheduled or indicated by the control node and the feedback resource associated with the preset resource;
  • the first mapping relationship includes at least one of the following :
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the SL indication resource also includes a second SL indication resource, and the second SL indication resource is used to determine the The first line is related to the second information.
  • the HARQ-ACK mechanism includes any of the following:
  • Mechanism 1 HARQ-ACK is not fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • Mechanism 2 When decoding is successful, no HARQ-ACK is fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, no HARQ-ACK or predetermined resource is fed back on the second indication resource. Assuming a signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • Mechanism 3 No HARQ-ACK is fed back on the first indication resource when decoding is successful. NACK is fed back on the first indication resource when decoding fails. Positive acknowledgment ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource;
  • Mechanism 4 When decoding is successful, HARQ-ACK is not fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, ACK or a preset signal is fed back on the second indication resource. When the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource, and the first indication resource and the second indication resource are code division multiplexed;
  • Mechanism 5 HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information
  • the target uplink feedback information includes target HARQ-ACK information and target result information
  • the target HARQ-ACK information is determined based on SL HARQ-ACK, and the target result information is determined based on the second information.
  • the SL feedback information includes at least one of the following:
  • the target uplink feedback information includes at least one of the following:
  • Target HARQ-ACK information the target HARQ-ACK information is determined based on SL HARQ-ACK;
  • Target result information the target result information is determined based on the second information.
  • the terminal is a first terminal
  • the terminal is a second terminal, and the second terminal is a counterparty that communicates with the first terminal;
  • the first terminal is a terminal that satisfies at least one of the following: obtains the right to use the preset resource, successfully monitors the preset resource, successfully accesses the preset resource, and is instructed or scheduled by the control node At least some of the preset resources are obtained.
  • the target uplink feedback information includes at least one of ACK and target result information;
  • the first preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource;
  • the second information is received, the second information indicating that the first action is successful.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the second preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action is successful.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the ACK, and the ACK is used to indicate successful decoding, or the ACK is used to indicate successful decoding and the success of the first behavior;
  • the target uplink feedback information includes ACK and the target result information, and the ACK is used to indicate successful decoding.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the third preset condition includes at least one of the following:
  • the first SL indication resource is detected, or a NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the fourth preset condition includes at least one of the following:
  • the second information is sent, the second information indicating that the first behavior is successful;
  • the first SL indication resource is sent, or a NACK is sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the first behavior is successful;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target uplink feedback information includes target result information
  • the fifth preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is detected, or a NACK or preset signal is detected on the second SL indication resource;
  • the second SL indication resource is not detected, or the ACK or preset signal is not detected on the second SL indication resource;
  • the second information is received indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target result information is determined based on the second SL indication resource
  • the target uplink feedback information only includes target result information, and the target result information is used to indicate failure of the first behavior, or the target result information is used to indicate decoding failure and failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target result information is used to indicate the failure of the first behavior, and the target HARQ-ACK information is NACK.
  • the target uplink feedback information includes at least one of target HARQ-ACK information and target result information;
  • the sixth preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or ACK or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information, the target HARQ-ACK information is used to indicate the decoding status, or the target HARQ-ACK information is used to indicate the decoding status and the failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target HARQ-ACK information is used to indicate the decoding status, and the target result information is used to indicate the failure of the first behavior.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the seventh preset condition includes at least one of the following:
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, and the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the first behavior failure;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates that ACK and/or the first behavior is successful
  • the target uplink feedback information indicates that ACK and the first behavior failed
  • the eighth preset condition includes at least one of the following: decoding is successful; SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates NACK and failure of the first behavior
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates NACK and/or the success of the first behavior
  • the nine preset conditions include at least one of the following: decoding failure, SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the terminal determines the target uplink feedback information based on the first information including:
  • the terminal determines the SL HARQ-ACK based on the first SL indication resource, and/or the terminal determines the second information related to the first behavior on the first SL indication resource based on the first SL indication resource;
  • the terminal determines the target uplink feedback information according to at least one of the SL HARQ-ACK and the second information.
  • the terminal determines the SL HARQ-ACK according to the first SL indication resource to include:
  • the terminal determines the SL HARQ-ACK corresponding to the first SL indication resource according to the first SL indication resource, or determines the SL HARQ-ACK corresponding to the SL transmission resource associated with the first SL indication resource.
  • the terminal determines, according to the first SL indication resource, that the second information related to the first behavior on the first SL indication resource includes any of the following: One item:
  • the terminal determines second information related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK and/or SL signal on the first SL indication resource;
  • the terminal determines, according to the received second information, second information related to the first behavior on the first SL indication resource;
  • the terminal determines that it is related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK in the first SL indication resource and/or whether it receives the second information in the second SL indication resource. the second information.
  • the terminal determines, according to the first SL indication resource, that the second information related to the first behavior on the first SL indication resource includes:
  • the terminal determines, based on the execution of the first behavior, that it is related to the first behavior on the first SL indication resource. the second information.
  • the target HARQ-ACK information and the target result information are carried on the same target uplink resource; or, the target HARQ-ACK information and the target result information are carried on different target uplink resources.
  • the target uplink feedback information includes a target codebook
  • the target codebook corresponds to at least one of the target HARQ-ACK information and the target result information
  • the dimension or size of the target codebook is equal to At least one of the following associations:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource.
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the target uplink feedback information includes a concatenated codebook of a first codebook and a second codebook, the first codebook corresponds to the target HARQ-ACK information, and the second codebook corresponds to the target HARQ-ACK information.
  • the target result information at least one of the first codebook and the second codebook is associated with at least one of the following:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • a third value, the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource;
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the first information also includes the target uplink resource
  • the first determination module 501 is specifically configured to determine the corresponding target HARQ-ACK information and the SL indication resource associated with the target uplink resource. at least one item of the target result information;
  • the target HARQ-ACK information corresponding to different SL indication resources is concatenated according to a first preset order, and/or the target result information corresponding to different SL indication resources is concatenated according to a second preset order.
  • the side link feedback processing also includes an execution module, and the execution module is configured to execute any of the following when the terminal is the second terminal:
  • the first behavior corresponding to the target SL feedback resource is successful, decode the target SL transmission resource corresponding to the target SL feedback resource, and/or send the SL HARQ-ACK corresponding to the target SL transmission resource;
  • the target SL transmission resource corresponding to the target SL feedback resource is not decoded, and/or the target SL transmission is not sent.
  • this embodiment of the present application also provides a side link feedback processing device.
  • the side link feedback processing device 600 includes:
  • Transmission module 601 configured to send or receive SL HARQ-ACK on the side link SL based on the target hybrid automatic repeat request response HARQ mechanism;
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • this embodiment of the present application also provides a side link feedback processing device.
  • the side link feedback processing device 700 includes:
  • the receiving module 701 is used to receive target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the third One line of related second information, the first act includes monitoring, accessing and sharing a first resource, the first resource includes at least part of the preset resources scheduled or indicated by the control node and feedback associated with the preset resource At least one of the resources;
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the SL indication resource also includes a second SL indication resource, and the second SL indication resource is used to determine the The first line is related to the second information.
  • the HARQ-ACK mechanism includes any of the following:
  • Mechanism 1 HARQ-ACK is not fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • Mechanism 2 When decoding is successful, no HARQ-ACK is fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, no HARQ-ACK or predetermined resource is fed back on the second indication resource. Assuming a signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • Mechanism 3 No HARQ-ACK is fed back on the first indication resource when decoding is successful. NACK is fed back on the first indication resource when decoding fails. Positive acknowledgment ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource;
  • Mechanism 4 When decoding is successful, HARQ-ACK is not fed back on the first indication resource. When decoding fails, NACK is fed back on the first indication resource. When the first behavior is successful, ACK or a preset signal is fed back on the second indication resource. When the first behavior fails, no HARQ-ACK or preset signal is fed back on the second indication resource, and the first indication resource and the second indication resource are code division multiplexed;
  • Mechanism 5 HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information
  • the target uplink feedback information includes target HARQ-ACK information and target result information
  • the target HARQ-ACK information is determined based on SL HARQ-ACK, and the target result information is based on The second information is determined.
  • the SL feedback information includes at least one of the following:
  • the target uplink feedback information includes at least one of the following:
  • Target HARQ-ACK information the target HARQ-ACK information is determined based on SL HARQ-ACK;
  • Target result information the target result information is determined based on the second information of the first behavior.
  • the terminal is a first terminal
  • the terminal is a second terminal, and the second terminal is a counterparty that communicates with the first terminal;
  • the first terminal is a terminal that satisfies at least one of the following: obtains the right to use the preset resource, successfully monitors the preset resource, successfully accesses the preset resource, and is instructed or scheduled by the control node At least some of the preset resources are obtained.
  • the side link feedback processing device 700 also includes:
  • a scheduling module configured to schedule new resources or retransmission resources to the first terminal when the target uplink feedback information indicates third information
  • the third information includes at least one of the following: decoding success; transmission success; decoding failure; transmission failure; decoding failure and the first behavior failed; decoding failure and the first behavior success; transmission failure and the first behavior
  • the first act fails; the transmission fails and said first act succeeds;
  • the first terminal is a terminal that satisfies at least one of the following: obtains the right to use the preset resource, successfully monitors the preset resource, successfully accesses the preset resource, and is instructed or scheduled by the control node to at least Some of the default resources mentioned above.
  • the third information includes decoding success and/or transmission success
  • the side link feedback processing device 700 also includes:
  • a scheduling module configured to schedule new resources to at least one of the first terminal and the second terminal when the target uplink feedback information indicates fourth information
  • the fourth information includes at least one of the following: decoding is successful; transmission is successful; decoding is successful and the first behavior is successful; transmission is successful and the first behavior is successful.
  • the side link feedback processing device 700 also includes:
  • a scheduling module configured to schedule new SL feedback resources or new first SL indication resources to the second terminal when the target uplink feedback information indicates the fifth information
  • the fifth information includes at least one of the following: decoding failure; decoding success and the first behavior failure.
  • the side link feedback processing device 700 further includes: a scheduling module, configured to perform at least one of the following:
  • the HARQ-ACK mechanism is mechanism 1, schedule new resources or retransmission resources for the first terminal according to the target HARQ-ACK information in the target uplink feedback information;
  • the target HARQ-ACK information in the target uplink feedback information is ACK, according to the target result information in the target uplink feedback information Scheduling new SL feedback resources or new first SL indication resources for the second terminal;
  • the HARQ-ACK mechanism is the mechanism 5 or performs unicast transmission
  • the target HARQ-ACK information in the target uplink feedback information is NACK
  • schedule new resources or re-schedule for the first terminal Transfer resources.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the first preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource;
  • the second information is received, the second information indicating that the first action is successful.
  • the target uplink feedback information includes at least one of ACK and target result information
  • the second preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action is successful.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the ACK, and the ACK is used to indicate successful decoding, or the ACK is used to indicate successful decoding and the success of the first behavior;
  • the target uplink feedback information includes ACK and the target result information, and the ACK is used to indicate successful decoding.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the third preset condition includes at least one of the following:
  • the first SL indication resource is detected, or a NACK is detected on the first SL indication resource;
  • the second SL indication resource is not detected, or a NACK or preset signal is not detected on the second SL indication resource;
  • the second SL indication resource is detected, or an ACK or a preset signal is detected on the second SL indication resource.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the fourth preset condition includes at least one of the following:
  • the second information is sent, the second information indicating that the first behavior is successful;
  • the first SL indication resource is sent, or a NACK is sent on the first SL indication resource;
  • the second SL indication resource is not sent, or the NACK or preset signal is not sent in the second SL indication resource;
  • the second SL indication resource is sent, or an ACK or a preset signal is sent in the second SL indication resource;
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the first behavior is successful;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target uplink feedback information includes target result information
  • the fifth preset condition includes at least one of the following:
  • the first SL indication resource is not detected, or no ACK or NACK is detected on the first SL indication resource;
  • the second SL indication resource is detected, or a NACK or preset signal is detected on the second SL indication resource;
  • the second SL indication resource is not detected, or the ACK or preset signal is not detected on the second SL indication resource;
  • the second information is received indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target result information is determined based on the second SL indication resource
  • the target uplink feedback information only includes target result information, and the target result information is used to indicate failure of the first behavior, or the target result information is used to indicate decoding failure and failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target result information is used to indicate the failure of the first behavior, and the target HARQ-ACK information is NACK.
  • the target uplink feedback information includes at least one of target HARQ-ACK information and target result information;
  • the sixth preset condition includes at least one of the following:
  • the first SL indication resource is not sent, or ACK or NACK is not sent on the first SL indication resource;
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes target HARQ-ACK information, the target HARQ-ACK information is used to indicate the decoding status, or the target HARQ-ACK information is used to indicate the decoding status and the failure of the first behavior;
  • the target uplink feedback information includes target HARQ-ACK information and target result information, the target HARQ-ACK information is used to indicate the decoding status, and the target result information is used to indicate the failure of the first behavior.
  • the target uplink feedback information includes at least one of NACK and target result information
  • the seventh preset condition includes at least one of the following:
  • the second SL indication resource is sent, or a NACK or a preset signal is sent in the second SL indication resource;
  • the second SL indication resource is not sent, or the ACK or preset signal is not sent in the second SL indication resource;
  • the first SL indication resource is not sent, or NACK is not sent on the first SL indication resource;
  • the second information is sent, the second information indicating that the first action failed.
  • the target uplink feedback information satisfies at least one of the following:
  • the target uplink feedback information only includes the NACK, and the NACK is used to indicate decoding failure, or the NACK is used to indicate decoding failure and the first behavior failure;
  • the target uplink feedback information includes NACK and the target result information, and the NACK is used to indicate decoding failure.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates that ACK and/or the first behavior is successful
  • the target uplink feedback information indicates that ACK and the first behavior failed
  • the eighth preset condition includes at least one of the following: decoding is successful; SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the target uplink feedback information satisfies any of the following:
  • the target uplink feedback information indicates NACK and failure of the first behavior
  • the target uplink feedback information indicates that the first behavior failed
  • the target uplink feedback information indicates NACK and/or the success of the first behavior
  • the nine preset conditions include at least one of the following: decoding failure, SL feedback resources are given up or discarded; transmission of SL indication resources is given up or discarded.
  • the terminal determines the target uplink feedback information based on the first information including:
  • the terminal determines the SL HARQ-ACK based on the first SL indication resource, and/or the terminal determines the second information related to the first behavior on the first SL indication resource based on the first SL indication resource;
  • the terminal determines the target uplink feedback information according to at least one of the SL HARQ-ACK and the second information.
  • the terminal determines the SL HARQ-ACK according to the first SL indication resource to include:
  • the terminal determines the SL HARQ-ACK corresponding to the first SL indication resource according to the first SL indication resource, or determines the SL HARQ-ACK corresponding to the SL transmission resource associated with the first SL indication resource.
  • the terminal determines, according to the first SL indication resource, that the second information related to the first behavior on the first SL indication resource includes any of the following: One item:
  • the terminal determines second information related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK and/or SL signal on the first SL indication resource;
  • the terminal determines, according to the received second information, second information related to the first behavior on the first SL indication resource;
  • the terminal determines that it is related to the first behavior on the first SL indication resource based on whether it receives the SL HARQ-ACK in the first SL indication resource and/or whether it receives the second information in the second SL indication resource. the second information.
  • the terminal determines according to the first SL indication resource
  • the second information determined to be related to the first behavior on the first SL indication resource includes:
  • the terminal determines second information related to the first behavior on the first SL indication resource based on the execution of the first behavior.
  • the target HARQ-ACK information and the target result information are carried on the same target uplink resource; or, the target HARQ-ACK information and the target result information are carried on different target uplink resources.
  • the target uplink feedback information includes a target codebook
  • the target codebook corresponds to at least one of the target HARQ-ACK information and the target result information
  • the dimension or size of the target codebook is equal to At least one of the following associations:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource.
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the target uplink feedback information includes a concatenated codebook of a first codebook and a second codebook, the first codebook corresponds to the target HARQ-ACK information, and the second codebook corresponds to the target HARQ-ACK information.
  • the target result information at least one of the first codebook and the second codebook is associated with at least one of the following:
  • a first value the first value represents at least one of access interval, access times, access duration, access type, LBT interval, LBT times, LBT duration, LBT type and delay times;
  • a second value represents the number of SL feedback resources associated with the preset resource or SL transmission resource
  • a third value, the third value represents the SL feedback resource period or the number of SL transmission resource opportunities associated with the SL feedback resource;
  • the number of bits of target uplink feedback information corresponding to at least part of the SL feedback resource opportunities includes any of the following:
  • the side-link feedback processing device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or may be a component in the electronic device, such as an integrated circuit or chip.
  • the electronic device may be a terminal or other devices other than the terminal.
  • terminals may include but are not limited to the types of terminals 11 listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., which are not specifically limited in the embodiment of this application.
  • NAS Network Attached Storage
  • the side link feedback processing device provided by the embodiments of the present application can implement each process implemented by the method embodiments of Figures 2 to 4, and achieve the same technical effect. To avoid duplication, the details will not be described here.
  • this embodiment of the present application also provides a communication device 800, which includes a processor 801 and a memory 802.
  • the memory 802 stores programs or instructions that can be run on the processor 801.
  • each step of the above-mentioned side-link feedback processing method embodiment is implemented, and the same technical effect can be achieved. To avoid duplication, the details will not be described here.
  • An embodiment of the present application also provides a terminal, including a processor and a communication interface, where the processor is configured to determine target uplink feedback information based on the first information;
  • the communication interface is used to send the target uplink feedback information to the control node
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include the first SL indication resources, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, the first The behavior includes monitoring, accessing and sharing a first resource, the first resource including at least one of at least part of a preset resource scheduled or indicated by the control node and a feedback resource associated with the preset resource;
  • the first mapping The relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the communication interface is used to send or receive SL HARQ-ACK on the side link SL based on the target hybrid automatic repeat request response HARQ mechanism;
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • the communication interface is used to receive target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the third One line of related second information, the first act includes monitoring, accessing and sharing a first resource, the first resource includes at least part of the preset resources scheduled or indicated by the control node and feedback associated with the preset resource At least one of the resources;
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • FIG. 9 is a schematic diagram of the hardware structure of a terminal that implements an embodiment of the present application.
  • the terminal 900 includes but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, a display unit 906, a user input unit 907, an interface unit 908, a memory 909, a processor 910, etc. At least some parts.
  • the terminal 900 may also include a power supply (such as a battery) that supplies power to various components.
  • the power supply may be logically connected to the processor 910 through a power management system, thereby managing charging, discharging, and power consumption through the power management system. Management and other functions.
  • the terminal structure shown in FIG. 9 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figure, or may combine certain components, or arrange different components, which will not be described again here.
  • the input unit 904 may include a graphics processing unit (Graphics Processing Unit (GPU) 9041 and microphone 9042, the graphics processor 9041 processes image data of still pictures or videos obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode.
  • the display unit 906 may include a display panel 9061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 907 includes a touch panel 9071 and at least one of other input devices 9072 .
  • Touch panel 9071 also known as touch screen.
  • the touch panel 9071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 9072 may include but are not limited to physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described again here.
  • the radio frequency unit 901 after receiving downlink data from the network side device, can transmit it to the processor 910 for processing; in addition, the radio frequency unit 901 can send uplink data to the network side device.
  • the radio frequency unit 901 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc.
  • Memory 909 may be used to store software programs or instructions as well as various data.
  • the memory 909 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required for at least one function (such as a sound playback function, Image playback function, etc.) etc.
  • memory 909 may include volatile memory or nonvolatile memory, or memory 909 may include both volatile and nonvolatile memory.
  • non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically removable memory.
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM) , SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • synchronous dynamic random access memory Synchronous DRAM, SDRAM
  • Double data rate synchronous dynamic random access memory Double Data Rate SDRAM, DDRSDRAM
  • Enhanced SDRAM, ESDRAM synchronous link dynamic random access memory
  • Synch link DRAM synchronous link dynamic random access memory
  • SLDRAM direct memory bus random access memory
  • the processor 910 may include one or more processing units; optionally, the processor 910 integrates an application processor and a modem processor, where the application processor mainly handles operations related to the operating system, user interface, application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the above modem processor may not be integrated into the processor 910.
  • the processor 910 is configured to determine the target uplink feedback information according to the first information
  • the radio frequency unit 901 is configured to send the target uplink feedback information to the control node;
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback information;
  • the SL indication resources include the first SL indication resources, the first SL indication resource is used to perform SL HARQ-ACK feedback, or the first SL indication resource is used to perform SL HARQ-ACK feedback and determine second information related to the first behavior, the first The behavior includes monitoring, accessing and sharing the first resource, the first resource including at least part of the preset resources scheduled or indicated by the control node and the At least one of the feedback resources associated with the preset resource;
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • the radio frequency unit 901 is configured to send or receive SL HARQ-ACK on the side link SL based on the target hybrid automatic repeat request response HARQ mechanism;
  • the target HARQ mechanism includes any of the following:
  • No HARQ-ACK is fed back on the first indication resource when decoding is successful, and NACK is fed back on the first indication resource when decoding fails; and/or no HARQ-ACK or preset is fed back on the second indication resource when the first behavior is successful. signal, when the first behavior fails, NACK or a preset signal is fed back on the second indication resource;
  • HARQ-ACK is fed back when decoding is successful, and negative acknowledgment NACK is fed back when decoding fails;
  • the first behavior includes monitoring, accessing and sharing the first resource
  • the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least part of the feedback resources associated with the preset resources.
  • the radio frequency unit 901 is configured to receive target uplink feedback information from the terminal;
  • the target uplink feedback information is determined based on first information
  • the first information includes at least one of the following: side link SL indication resources, hybrid automatic repeat request response HARQ-ACK mechanism, first mapping relationship and SL feedback Information
  • the SL indication resource includes a first SL indication resource, the first SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determination
  • the third One line of related second information, the first act includes monitoring, accessing and sharing a first resource, the first resource includes at least part of the preset resources scheduled or indicated by the control node and feedback associated with the preset resource At least one of the resources;
  • the first mapping relationship includes at least one of the following:
  • mapping relationship between the target uplink resource and the SL indication resource
  • the target uplink resource may be used to transmit the target uplink feedback information.
  • Embodiments of the present application also provide a network side device, including a processor and a communication interface.
  • the communication interface is used to receive target uplink feedback information from a terminal; wherein the target uplink feedback information is determined based on the first information, and the third One piece of information includes at least one of the following: a side link SL indication resource, a hybrid automatic repeat request response HARQ-ACK mechanism, a first mapping relationship, and SL feedback information;
  • the SL indication resource includes a first SL indication resource, and the third An SL indication resource is used for SL HARQ-ACK feedback, or the first SL indication resource is used for SL HARQ-ACK feedback and determining second information related to the first behavior, the first behavior includes monitoring, receiving Enter and share the first resource, the first resource includes at least part of the preset resources scheduled or indicated by the control node and at least one of the feedback resources associated with the preset resources; the first mapping relationship includes at least one of the following Item: The mapping relationship between SL transmission resources and SL feedback resources;
  • the embodiment of the present application also provides a network side device.
  • the network side device 1000 includes: an antenna 1001, a radio frequency device 1002, a baseband device 1003, a processor 1004 and a memory 1005.
  • Antenna 1001 is connected to radio frequency device 1002.
  • the radio frequency device 1002 receives information through the antenna 1001 and sends the received information to the baseband device 1003 for processing.
  • the baseband device 1003 processes the information to be sent and sends it to the radio frequency device 1002.
  • the radio frequency device 1002 processes the received information and sends it out through the antenna 1001.
  • the method performed by the network side device in the above embodiment can be implemented in the baseband device 1003, which includes a baseband processor.
  • the baseband device 1003 may include, for example, at least one baseband board on which multiple chips are disposed, as shown in FIG. Program to perform the network device operations shown in the above method embodiments.
  • the network side device may also include a network interface 1006, which is, for example, a common public radio interface (CPRI).
  • a network interface 1006 which is, for example, a common public radio interface (CPRI).
  • CPRI common public radio interface
  • the network side device 1000 in this embodiment of the present invention also includes: instructions or programs stored in the memory 1005 and executable on the processor 1004.
  • the processor 1004 calls the instructions or programs in the memory 1005 to execute each of the steps shown in Figure 7
  • the method of module execution and achieving the same technical effect will not be described in detail here to avoid duplication.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

La présente invention appartient au domaine technique des communications. La présente invention concerne un procédé de traitement de rétroaction de liaison latérale, un appareil, un terminal et un dispositif côté réseau. Le procédé de traitement de rétroaction de liaison latérale dans les modes de réalisation de la présente invention comprend les étapes suivantes : un terminal détermine des informations de rétroaction de liaison montante cibles selon des premières informations ; et le terminal envoie les informations de rétroaction de liaison montante cibles à un nœud de commande, les premières informations comprenant au moins l'un des éléments suivants : une ressource d'indication de liaison latérale (SL), un mécanisme d'acquittement de demande de répétition automatique hybride (HARQ-ACK), une première relation de mappage et des informations de rétroaction de SL, la ressource d'indication de SL comprenant une première ressource d'indication de SL, la première ressource d'indication de SL étant utilisée pour une rétroaction de HARQ-ACK de SL, ou étant utilisée pour effectuer une rétroaction de HARQ-ACK de SL et déterminer des secondes informations d'un premier comportement, le premier comportement comprenant la surveillance, l'accès et le partage d'une première ressource, et la première ressource comprenant au moins l'une parmi au moins une partie de ressources prédéfinies planifiées ou indiquées par le nœud de commande et des ressources de rétroaction associées aux ressources prédéfinies.
PCT/CN2023/105390 2022-07-11 2023-06-30 Procédé de traitement de rétroaction de liaison latérale, appareil, terminal et dispositif côté réseau Ceased WO2024012302A1 (fr)

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CN202210813693.0A CN117439712A (zh) 2022-07-11 2022-07-11 旁链路反馈处理方法、装置、终端及网络侧设备

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CN113498171A (zh) * 2020-03-19 2021-10-12 维沃移动通信有限公司 一种传输配置方法及终端
CN114375064A (zh) * 2019-11-08 2022-04-19 Oppo广东移动通信有限公司 侧行链路的信息上报方法、装置、终端及可读存储介质

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